Radian Vertex Trigger At Radian Weapons, they design and manufacture the most innovative, professional-grade firearms and components on Earth. They've focused on building top-tier, battle-proven products - and they've done that by implementing stringent unrelenting quality standards. Family: Radian Weapons Model: Vertex Trigger Type: Trigger Color: Black Frame: AR Rifles MPN: ACC-0016 UPC: 817093027407